By Richard M. Bateman
This publication addresses very important concerns, equivalent to the overview of shale gasoline reservoirs and their construction. themes contain the cased-hole logging surroundings, reservoir fluid homes; circulate regimes; temperature, noise, cement bond, and pulsed neutron logging; and casing inspection. creation logging charts and tables are incorporated within the appendices. The paintings serves as a finished reference for creation engineers with upstream E&P businesses, good logging carrier corporation staff, college scholars, and petroleum education professionals.
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7 lines. 5. 828. FIGURE 3. 14 Natural-Gas Deviation Factor. Courtesy Schlumberger Well Sen·ices; after Standing and Katz 1942. 49 3. - =(.!. f 80 PIC 1,000 5,000 0. 2 4S0 250 SOO Find IIBg . Given: Pwf = Twf Z = = 140 kg/ sq em . 93°C. 828. 1. Enter PWf seale at 140 kg/sq em. 2. Follow lines as in small diagram. 2. Read IIBg = 135. 15 Gas Formation Volume Factor. Courtesy Schlumberger Well Services. 15. Note that values for T in the above equation must be in degrees Rankin (OR). To convert from Farenheit to Rankin, use: OR OF = + 460.
C 0 . -.. 05 E 0. 0. 150 0 0 ~ o. 10 .. 20 o 0 Find pwwf. Given C NaCI = 90,000 ppm. Twf = 200°F. PWf = 2,000 psia. 1. Locate Point a by a line from C NaCI = 90,000 through to A. 2. Draw a line pwf = 2,000 through point a. 3. 032 gm/cc. 9 Densities of NaCl Solutions. Courtesy Schlumberger Well Ser- vIces. 1 AND Bw qwwf Flowing pressure = 3,000 psi. Flowing temperature = 200°F. Water salinity = 150,000 ppm NaC!. Surface flow rate 300 BWPD (barrels of water per day). a. Find pwse = b. Find pwwf = e.
A. Find Bob = b. If qosc = 1000 BOPD, find qow/ = _ _ BOPD. 19 holds only for conditions at bubblepoint pressure. At well flowing pressures above and below the bubble point, it is necessary to apply the following algorithms: ( 1 ) for undersaturated oils (above bubble-point pressure), Bo = Bob [1 - Co (Pw/ - Pb)], where Co is the oil compressibility, a function of pob; and (2) for saturated oils (below bubble-point pressure), Bo = 1 + k( Bob - 1), where k is a function of Pw//Pb. 20 serves to find the values of Co (upper portion) and k (lower portion).